//时间转换 dateLong2String(time) { var date = new Date(time); var year = date.getFullYear(); var month = date.getMonth() + 1; var day = date.getDate(); let h = date.getHours(); h = h < 10 ? "0" + h : h; let m = date.getMinutes(); m = m < 10 ? "0" + m : m; let s = date.getSeconds(); s = s < 10 ? "0" + s : s; month = month < 10 ? "0" + month : month; day = day < 10 ? "0" + day : day; return year + "-" + month + "-" + day + " " + h + ":" + m + ":" + s; },